Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    02/03/2021, 15:30

General

  • Target

    0302_21678088538951.doc

  • Size

    949KB

  • MD5

    aed05ff84c598163df82c80162a6a464

  • SHA1

    3f8e642f1d19a37fc82b2f720e6531c24cd30571

  • SHA256

    8ae01fb68107df5bae3e15d9baa7fdbc50b124da050d1f5323150f2e0d257ffa

  • SHA512

    e9b242696739f7279fcfe2197d3800cdc81f1dbee5568ed262307baa69ca93cabf143c327bbc7d7e4e94310fb2b80b1bd6a8ce9a9c19d4313408705cda31be3d

Malware Config

Extracted

Family

hancitor

Botnet

0203_lisr93

C2

http://witakilateg.com/8/forum.php

http://sonalsovele.ru/8/forum.php

http://duchateman.ru/8/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 19 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0302_21678088538951.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3636
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1136
      • C:\Windows\System32\rundll32.exe
        "C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\local\temp\Static.dll,HBPWFXPUVWE
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:2340
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" c:\users\admin\appdata\local\temp\Static.dll,HBPWFXPUVWE
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2136
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\System32\svchost.exe
            4⤵
              PID:748

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/748-18-0x0000000000400000-0x0000000000448000-memory.dmp

              Filesize

              288KB

            • memory/748-16-0x0000000000400000-0x0000000000448000-memory.dmp

              Filesize

              288KB

            • memory/1136-8-0x0000000002C80000-0x0000000002D81000-memory.dmp

              Filesize

              1.0MB

            • memory/2136-14-0x0000000004EA0000-0x0000000004EA8000-memory.dmp

              Filesize

              32KB

            • memory/2136-13-0x00000000013B0000-0x00000000013B1000-memory.dmp

              Filesize

              4KB

            • memory/2136-15-0x0000000004EC0000-0x0000000004ECA000-memory.dmp

              Filesize

              40KB

            • memory/3636-6-0x0000024531460000-0x0000024531A97000-memory.dmp

              Filesize

              6.2MB

            • memory/3636-2-0x00007FF8C5770000-0x00007FF8C5780000-memory.dmp

              Filesize

              64KB

            • memory/3636-5-0x00007FF8C5770000-0x00007FF8C5780000-memory.dmp

              Filesize

              64KB

            • memory/3636-4-0x00007FF8C5770000-0x00007FF8C5780000-memory.dmp

              Filesize

              64KB

            • memory/3636-3-0x00007FF8C5770000-0x00007FF8C5780000-memory.dmp

              Filesize

              64KB